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Class Information
Number: 400/359
Name: Typewriting machines > Having typewriter-controlled reciprocable electromagnetic drive for type bar actuation in same typewriter
Description: Subject matter wherein the typewriter is provided with one or more magnetic* motors energized by electricity and movable to-and-fro in a straight line, the magnetic motor(s) being used for effecting the movement of any type-bar* member from a rest position to a print-point* position and being initiated by a typist who is typing on the typewriter that is being actuated.


Sub-classes under this class:

Class Number Class Name Patents
400/361 Including actuator to complete depression of selected key or key lever 0
400/360 Including electromagnetic return of universal actuator 1
400/364 Including individual solenoids to actuate the selected type-bar action 4
400/362 Including universal actuator to actuate selected type-bar action 0


Patents under this class:

Patent Number Title Of Patent Date Issued
6953294 Positioning apparatus installed inside a printer Oct. 11, 2005



 
 
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